Underwater engineering technology is an important branch of Marine hi tech.
水下工程技术是海洋高新技术的重要组成部分。
Elevation survey and control of underwater structure is common task in near shore engineering.
沿岸工程施工经常遇到水下构筑物高程精确测量和控制的问题。
Elevation survey and control of underwater structure is common task in near shore engineering.
沿岸工程施工经常遇到水下构筑物高程精确测量和控制的问题。
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